Question

A store sells pots in sets of 4 and plant seedlings in sets of 10.

The store sells the same number of individual pots and seedlings on the same day.
What is the least number of sets of pots the store could have sold for this to to be true?

Answer 1

the answer is 5 sets of pots

Answer 2

10 20

4 8 12 16 20
5 sets of seeds and 2 sets of pots